Other Revenues and Other Expenses (Other Expenses) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Other Income and Expenses [Abstract]
Compensation	$ 93	$ 94	$ 310	$ 291
Contracted services and other labor costs	69	68	205	189
Transition services agreements	4	5	10	16
Premium and other taxes, licenses and fees	12	12	35	34
Volume related costs, excluding compensation, net of DAC capitalization	143	146	420	431
Interest expense on debt	17	17	50	50
Other	64	61	183	204
Total other expenses	$ 402	$ 403	$ 1,213	$ 1,215